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Golf cart
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Patent number D820548
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Issue date Jun 12, 2018
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FTR Systems Inc.
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Chunghsin Lee
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D34 - Material or article handling equipment
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Power assisted foldable bicycle
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Patent number 9,878,758
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Issue date Jan 30, 2018
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FTR Systems, Inc.
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Chunghsin Lee
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Lockable hinge arrangement
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Patent number 9,719,555
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Issue date Aug 1, 2017
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FTR Systems, Inc.
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Chunghsin Lee
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Foldable motorized bicycle
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Patent number 9,708,025
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Issue date Jul 18, 2017
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FTR Systems, Inc.
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Chunghsin Lee
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Lockable hinge
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Patent number D762099
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Issue date Jul 26, 2016
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FTR Systems, Inc.
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Chunghsin Lee
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D08 - Tools and hardware
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Tracking foldable cart
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Patent number 8,955,870
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Issue date Feb 17, 2015
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FTR Systems, Inc.
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Chunghsin Lee
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B60 - VEHICLES IN GENERAL
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